code: def test_validate_fe_steps_error_concrete_mismatch(
      candidate, template, candidate_step_cast
  ):
      """Test that `IncompatibleCandidateError` is raised by `validate_fe_steps` when `candidate`
      has a step that differs from a concrete (non-`Categorical`) step in `template`. See
      `test_validate_fe_steps` for parameter descriptions"""
      with pytest.raises(IncompatibleCandidateError):
          validate_fe_steps(
              candidate_step_cast(candidate), FeatureEngineer(template)
          )
  
file_path: hyperparameter_hunter/tests/test_i_o/test_result_reader.py
imports: from hyperparameter_hunter import FeatureEngineer, Categorical
  from hyperparameter_hunter.i_o.exceptions import IncompatibleCandidateError
  from hyperparameter_hunter.i_o.result_reader import validate_fe_steps
  from hyperparameter_hunter.space.dimensions import RejectedOptional
  import pytest
label_desc: Use image node_id 10 for calling a global function with example usage: test_validate_fe_steps_error_concrete_mismatch(candidate, template, candidate_step_cast) without return types